<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %> <%@ taglib uri="/WEB-INF/struts-logic.tld" prefix="logic" %> <%@ taglib uri="/WEB-INF/struts-bean.tld" prefix="bean" %> <%@ taglib uri="/WEB-INF/struts-html.tld" prefix="html" %> <%if(session.getAttribute("student")==null){ response.sendRedirect("../index.jsp"); }%>